CN2319208Y

CN2319208Y - Vertical straight pressure crank type injection machine

Info

Publication number: CN2319208Y
Application number: CN 98204452
Authority: CN
Inventors: 蔡桂森
Original assignee: Individual
Current assignee: Individual
Priority date: 1998-05-07
Filing date: 1998-05-07
Publication date: 1999-05-19
Anticipated expiration: 2008-05-07

Abstract

The utility model discloses a vertical straight pressure crank type injection machine. A gate is arranged below a bottom seat; the gate is arranged on a fixing plate in a slumping form; the gate is driven to move by a switch off oil cylinder. When the utility model is quickly clamped, a vertical post on a movable moulding plate is blocked by the gate. The vertical post is used for bearing locking force and carrying out pressurizing and moulding locking. A moulding locking oil cylinder is arranged on a lock moulding plate. The moulding locking oil cylinder has stable operation and reliability. Regulation bolts arranged on the moulding locking oil cylinder can regulate the effects of pressurizing and moulding locking. The injection machine can fully play the action of a combined moulding oil cylinder, a moulding locking oil cylinder and a curve elbow. The utility model has the advantages of fast moulding closing speed, large moulding locking force, reasonable design, reliability, small area occupation, low cost and less power consumption.

Description

Vertical vertical compression toggle formula injection machine

The utility model relates to a kind of toggle formula injection machine, specifically is a kind of vertical vertical compression, toggle formula injection machine.

Current injection machine is widely used in the plastic industry, the existing injection machine of examination, and according to technological requirement, its operating process is first matched moulds, afterburning then locked mode, mould cracks when preventing injection moulding, and feed liquid is excessive.The last period, the matched moulds required drive was less than the back segment locked mode.Its locked mode mode, direct press type, toggle formula and vertical compression toggle formula injection machine are generally arranged, the advantage of direct press type injection machine is: the locked mode stroke can change and be longer than toggle formula, and the thick adjustment of mould is easy, and the locked mode opening and closing speed can be adjusted on a large scale, but speed is slower than toggle formula, required drive is big, and the consumption of oil is big, and energy resource consumption is big, the cost height, and toggle formula injection machine is opposite with above-mentioned pluses and minuses.Because toggle formula injection moulding machine mode-locking strength is big, the pattern quality is good, is widely used when particularly moulding is big.But big when the injection machine die area, the goods specification big or a mould when going out various products, only uses toggle formula injection machine, corresponding toggle mechanism just seems thick and low and deep, floor space also strengthens, and stroke is short, and the negative and positive mold interval is little during die sinking, takes out goods or trouble hunting difficulty.So now vertical compression toggle formula injection machines that adopt direct press type to combine design with the toggle formula more, produce the matched moulds motion with the direct pressure oil cylinder, with the tight locked mode tool of toggle mechanism, though it is fast to solve closure pressing speed, the problem that locked mode is strong, but its reaction force still acts on the Mode-locking oil cylinder during locked mode, causes oil cylinder thick, the shortcoming many with oil mass, that consumption of power is big.Its reason is not give full play to the effect of Mode-locking oil cylinder and toggle mechanism.

The utility model is that the shortcoming that overcomes above-mentioned existence provides a kind of die cylinder fast advance and retreat that utilizes, the vertical matched moulds of vertical compression, toggle mechanism locked mode, support by the locked mode locking mechanism, the locked mode adjustable in pressure, equipment takes up an area of few, power consumption is few, the vertical vertical compression toggle formula injection machine of reliable operation.

The utility model can reach with following method, a kind of vertical vertical compression toggle formula injection machine, formed by board, fixed form, locked mode plate, toggle mechanism, collapsible form, base, die cylinder, Mode-locking oil cylinder and guide pillar, fixed form is fixed on the board, be fixed with guide pillar on it, toggle mechanism places between collapsible form and the locked mode plate, Mode-locking oil cylinder places on the locked mode plate, the locked mode locking mechanism is set between collapsible form and the base, die cylinder is located on the base, also is provided with the locked mode governor motion on the base.

The vertical vertical compression toggle formula injection machine of the utility model can also be as getting off design, its locked mode locking mechanism is: at the base lower device fixed head is arranged, the flashboard of slip is housed on the fixed head, flashboard is connected with power set, flashboard is provided with through hole, is fixed with column on the collapsible form.Power set are the oil cylinder of operating a switch, and it is fixed on the board.Its locked mode governor motion adopts bolt arrangement, is provided with bearing between used bolt and base, and bolt and guide pillar are to be threaded.

The utility model has following advantage compared to existing technology: matched moulds and locked mode all adopt oil sector, and locked mode adopts toggle mechanism, locks collapsible form with flashboard, makes board bear locked mode pressure by column.Mode-locking oil cylinder is placed on the locked mode plate, and be provided with the locked mode bolt governor motion of regulating locked mode pressure, by the distance of liftoff adjusting base of bolt narrow spacing and template, so this injection machine closure pressing speed is fast, locked mode is strong, reliable, can regulate, and the cylinder apparatus of operating a switch is little, required drive is little, equipment lacks simple the occupation of land, and the unlatching space is big, and technological design is reasonable, cost is low, helps operation.

Accompanying drawing drawing of the present utility model is described as follows:

Fig. 1 is the vertical toggle injection machine structure of the vertical compression front view that the utlity model has locking mechanism;

Fig. 2 is the flashboard and the cylinder structure schematic diagram of operating a switch;

Fig. 3 is bolt shape figure in the locked mode governor motion.

Be elaborated below in conjunction with accompanying drawing, these vertical vertical compression toggle 4 formula injection machines mainly are to consider that the matched moulds required drive is little, have die cylinder 9 matched moulds to have stroke long, the advantage that mold open is broad and closure pressing speed is fast.And during locked mode, there are the big and safe and reliable superiority of clamp force in Mode-locking oil cylinder 8 and toggle mechanism 4, and the brute force when being locked mode to be solved supports.For this reason, between base 6 and collapsible form 5, be equipped with collapsible form 5 and locked mode locking mechanism, clamp force is not added on the die cylinder 9, be sent to board 1 but exert all one's strength.

The utility model general structure as shown in Figure 1, because of being equipped with fixed form 2, design has four guide pillars on 2 four jiaos of the fixed forms on the board 1, upstream sequence runs through locked mode plate 3, collapsible form 5 and base 6.5 of locked mode plate 3 and collapsible forms are provided with toggle 4, and toggle 4 is connecting the Mode-locking oil cylinder 8 that is fixed on the locked mode plate 3.Be equipped with die cylinder 9 on the base 6.Pass base position at guide pillar and be provided with the locked mode governor motion.Its locked mode locking mechanism is flashboard 11 structures, and as shown in Figure 2, flashboard 11 is horizontally connected with the oil cylinder 14 of operating a switch, and flashboard 11 is provided with four through holes 12, and four through holes 12 are also opened in the corresponding section on the base 6.Hold flashboard 11 for stable, have the fixed head 10 that is fixed on the base 6 at flashboard 11, available bolt 15 is locked on the base 6.Be fixed with four root posts 13 on the collapsible form 5, column 13 can slide in the through hole 12 on flashboard 11 and the base 6, when column 13 slips off through hole 12, when operating a switch oil cylinder 14 action flashboards 11, flashboard through hole 12 moves a certain distance, flashboard 11 will prevent that column 13 from passing, and promptly lock the column 13 on the movable mold.The power of this machine pulling flashboard also can use other mechanisms such as elastic force, electric power.

The operation process of this injection machine is as follows: during injection moulding, start die cylinder 9 earlier, advance collapsible form 5, toggle 4 and locked mode plate 3 to slide fast along guide pillar, when the negative and positive mould near and during matched moulds, stop die cylinder 9 motions, at this moment, the column 13 on the collapsible form 5 glides, and makes and leaves flashboard 11 through holes 12.Start the oil cylinder 14 of operating a switch, make flashboard 11 translation on fixed head 10, with the through hole 12 on other positions obstruction bases 6 on the lock, then, start Mode-locking oil cylinder 8, pulling toggle 4, the side direction toggle link stretches, the mould closure makes locked mode plate 3 lean against on the base 6 mold-locked securely by side direction toggle 4, collapsible form 5 and by column 13, flashboard 11.Mode-locking oil cylinder 8 is unclamped in die sinking after injection moulding is finished.Oppositely start the oil cylinder 14 of operating a switch again, flashboard 11 resets, and makes on the flashboard 11 that through hole 12 and column 13 align on the through hole 12 and base 6.Start die cylinder 9 then, portable plate is together with moving on the locked mode plate 3, and column 13 is finished the injection machine cycleoperation by sliding on the through hole 12.The opening sequence of its each oil cylinder, translocation distance, time control etc. all can utilize ways such as prior art such as travel switch, electromotive signal transmission, valve.The distance that flashboard 11 moves, scope, adjustment also can utilize prior art to solve.Flashboard 11 laterally has been installed with the oil cylinder 14 of operating a switch, and it is fixed on the board 1, can laterally spur flashboard 11 and move, and flashboard 11 slides and is placed on the fixed head 10, and methods such as fixed head 10 usefulness bolts 15, riveted joint are fixed on the base 6.Because flashboard 11 horizontal displacements are very short, there is not the external force effect again, oil cylinder 14 can be with less oil cylinder so operate a switch, can cut down the consumption of energy and reduce floor space, the installation of oil cylinder 14 of operating a switch will adapt to the direction of motion, the range of movement of flashboard 11 and consider to adjust the miniature deformation that bolt 15 produces, according to position that injection machine is put, auxiliary equipment obstacle situation and be arranged on the place of the most convenient around the flashboard 11.This machine is owing to have problems such as machining accuracy difference, mechanical movement deviation, oil cylinder replacing, the utility model can be done in good time adjustment with the locked mode governor motion of fine adjusting, the locked mode governor motion adopts the hollow bolt 15 that can screw in the guide pillar screw thread, bolt 15 usefulness back-up rings block bearing 16, lean on base 6 the visible Fig. 3 of hollow bolt 15 structures by bearing 16.Hollow bolt 15, by guide pillar, small distance is regulated the spacing of base 6 and collapsible form 5, is that the mold-locked moment will play great role also to regulating toggle 4 clamp forces distance.For making injection operation more steadily, rationally, reliably, Mode-locking oil cylinder 8 is placed on the locked mode plate 3.

Claims

1, a kind of vertical vertical compression toggle formula injection machine, by board (1), fixed form (2), locked mode plate (3), toggle mechanism (4), collapsible form (5), base (6), Mode-locking oil cylinder (8), die cylinder (9) and guide pillar (7) are formed, fixed form (2) is fixed on the board (1), it is provided with guide pillar (7), toggle mechanism (4) places between collapsible form (5) and the locked mode plate (3), die cylinder (9) is located on the base (6), it is characterized in that between collapsible form (5) and the base (6) the locked mode locking mechanism being set, Mode-locking oil cylinder (8) places on the locked mode plate (3), and is provided with the locked mode governor motion.

2, as the vertical vertical compression toggle formula injection machine as described in the right 1, it is characterized in that its locked mode locking mechanism is: fixed head (10) is arranged at base (6) lower device, be equipped with the flashboard (11) of slip on the fixed head (10), flashboard (11) is connected with power set, all be provided with through hole (12) on flashboard (11) and the base (6), be fixed with column (13) on the collapsible form (5), column and through hole (12) are slidingly connected.

3, as the vertical vertical compression toggle formula injection machine as described in right 1 or 2, it is characterized in that power set are the oil cylinder of operating a switch (14), it is fixed on the board (1).

4, as the vertical vertical compression toggle formula injection machine as described in the right 1, it is characterized in that its locked mode governor motion is provided in a side of the hollow bolt (15) on the base (6), be provided with bearing (16) between bolt (15) and base (6), bolt (15) and guide pillar (7) are to be threaded.